Academic Vocabulary for 3-PS2-1

Front

A push or pull on an object is called _______.

Back

Force

Front

The movement of an object is called _______.

Back

Motion

Front

Forces that are equal in size and opposite in direction, causing no change in motion, are called _______.

Back

Balanced Forces

Front

Forces that are not equal, causing an object to start moving, stop, or change direction, are called _______.

Back

Unbalanced Forces

Front

A force that slows down motion when two surfaces rub together is called _______.

Back

Friction

Front

To apply force toward something is to _______.

Back

Push

Front

To apply force away from you or toward yourself is to _______.

Back

Pull

Front

How fast an object moves is called _______.

Back

Speed

Front

The path along which something moves is ______.

Back

direction

Front

A scientific study or an experiment is an ________.

Back

investigation